919117120

素因数分解:

$2^6\times 5^1\times {\mathrm{1667}}^1\times {\mathrm{1723}}^1$

素因数の和:3407

約数の個数: 56

約数和(自身を含む): 2191231584

約数和(自身を除く): 1272114464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 1667, 1723, 3334, 3446, 6668, 6892, 8335, 8615, 13336, 13784, 16670, 17230, 26672, 27568, 33340, 34460, 53344, 55136, 66680, 68920, 106688, 110272, 133360, 137840, 266720, 275680, 533440, 551360, 2872241, 5744482, 11488964, 14361205, 22977928, 28722410, 45955856, 57444820, 91911712, 114889640, 183823424, 229779280, 459558560, 919117120]

約数ペア:

[(1, 919117120), (2, 459558560), (4, 229779280), (5, 183823424), (8, 114889640), (10, 91911712), (16, 57444820), (20, 45955856), (32, 28722410), (40, 22977928), (64, 14361205), (80, 11488964), (160, 5744482), (320, 2872241), (1667, 551360), (1723, 533440), (3334, 275680), (3446, 266720), (6668, 137840), (6892, 133360), (8335, 110272), (8615, 106688), (13336, 68920), (13784, 66680), (16670, 55136), (17230, 53344), (26672, 34460), (27568, 33340)]